riscv: sifive: Rename fu540 board to unleashed

In preparation to add SiFive Unmatched board support, let's rename
the existing fu540 board to unleashed.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 55eaee2..e8494c2 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -17,8 +17,8 @@
 config TARGET_QEMU_VIRT
 	bool "Support QEMU Virt Board"
 
-config TARGET_SIFIVE_FU540
-	bool "Support SiFive FU540 Board"
+config TARGET_SIFIVE_UNLEASHED
+	bool "Support SiFive Unleashed Board"
 
 config TARGET_SIPEED_MAIX
 	bool "Support Sipeed Maix Board"
@@ -55,7 +55,7 @@
 source "board/AndesTech/ax25-ae350/Kconfig"
 source "board/emulation/qemu-riscv/Kconfig"
 source "board/microchip/mpfs_icicle/Kconfig"
-source "board/sifive/fu540/Kconfig"
+source "board/sifive/unleashed/Kconfig"
 source "board/sipeed/maix/Kconfig"
 
 # platform-specific options below
diff --git a/arch/riscv/dts/Makefile b/arch/riscv/dts/Makefile
index 01331b0..8138d89 100644
--- a/arch/riscv/dts/Makefile
+++ b/arch/riscv/dts/Makefile
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0+
 
 dtb-$(CONFIG_TARGET_AX25_AE350) += ae350_32.dtb ae350_64.dtb
-dtb-$(CONFIG_TARGET_SIFIVE_FU540) += hifive-unleashed-a00.dtb
+dtb-$(CONFIG_TARGET_SIFIVE_UNLEASHED) += hifive-unleashed-a00.dtb
 dtb-$(CONFIG_TARGET_SIPEED_MAIX) += k210-maix-bit.dtb
 dtb-$(CONFIG_TARGET_MICROCHIP_ICICLE) += microchip-mpfs-icicle-kit.dtb
 
diff --git a/board/sifive/fu540/MAINTAINERS b/board/sifive/fu540/MAINTAINERS
deleted file mode 100644
index 2762072..0000000
--- a/board/sifive/fu540/MAINTAINERS
+++ /dev/null
@@ -1,10 +0,0 @@
-SiFive FU540 BOARD
-M:	Paul Walmsley <paul.walmsley@sifive.com>
-M:	Palmer Dabbelt <palmer@dabbelt.com>
-M:	Anup Patel <anup.patel@wdc.com>
-M:	Atish Patra <atish.patra@wdc.com>
-S:	Maintained
-F:	board/sifive/fu540/
-F:	doc/board/sifive/fu540.rst
-F:	include/configs/sifive-fu540.h
-F:	configs/sifive_fu540_defconfig
diff --git a/board/sifive/fu540/Kconfig b/board/sifive/unleashed/Kconfig
similarity index 91%
rename from board/sifive/fu540/Kconfig
rename to board/sifive/unleashed/Kconfig
index 64fdbd4..dbffd59 100644
--- a/board/sifive/fu540/Kconfig
+++ b/board/sifive/unleashed/Kconfig
@@ -1,7 +1,7 @@
-if TARGET_SIFIVE_FU540
+if TARGET_SIFIVE_UNLEASHED
 
 config SYS_BOARD
-	default "fu540"
+	default "unleashed"
 
 config SYS_VENDOR
 	default "sifive"
@@ -10,7 +10,7 @@
 	default "fu540"
 
 config SYS_CONFIG_NAME
-	default "sifive-fu540"
+	default "sifive-unleashed"
 
 config SYS_TEXT_BASE
 	default 0x80200000 if SPL
diff --git a/board/sifive/unleashed/MAINTAINERS b/board/sifive/unleashed/MAINTAINERS
new file mode 100644
index 0000000..2ea0074
--- /dev/null
+++ b/board/sifive/unleashed/MAINTAINERS
@@ -0,0 +1,10 @@
+SiFive HiFive Unleashed BOARD
+M:	Paul Walmsley <paul.walmsley@sifive.com>
+M:	Palmer Dabbelt <palmer@dabbelt.com>
+M:	Anup Patel <anup.patel@wdc.com>
+M:	Atish Patra <atish.patra@wdc.com>
+S:	Maintained
+F:	board/sifive/unleashed/
+F:	doc/board/sifive/unleashed.rst
+F:	include/configs/sifive-unleashed.h
+F:	configs/sifive_unleashed_defconfig
diff --git a/board/sifive/fu540/Makefile b/board/sifive/unleashed/Makefile
similarity index 87%
rename from board/sifive/fu540/Makefile
rename to board/sifive/unleashed/Makefile
index b05e2f5..5821679 100644
--- a/board/sifive/fu540/Makefile
+++ b/board/sifive/unleashed/Makefile
@@ -2,7 +2,7 @@
 #
 # Copyright (c) 2019 Western Digital Corporation or its affiliates.
 
-obj-y	+= fu540.o
+obj-y	+= unleashed.o
 
 ifdef CONFIG_SPL_BUILD
 obj-y += spl.o
diff --git a/board/sifive/fu540/spl.c b/board/sifive/unleashed/spl.c
similarity index 100%
rename from board/sifive/fu540/spl.c
rename to board/sifive/unleashed/spl.c
diff --git a/board/sifive/fu540/fu540.c b/board/sifive/unleashed/unleashed.c
similarity index 100%
rename from board/sifive/fu540/fu540.c
rename to board/sifive/unleashed/unleashed.c
diff --git a/common/spl/Kconfig b/common/spl/Kconfig
index 0711cbf..0f528f3 100644
--- a/common/spl/Kconfig
+++ b/common/spl/Kconfig
@@ -330,7 +330,8 @@
 		     ARCH_MX6 || ARCH_MX7 || \
 		     ARCH_ROCKCHIP || ARCH_MVEBU ||  ARCH_SOCFPGA || \
 		     ARCH_AT91 || ARCH_ZYNQ || ARCH_KEYSTONE || OMAP34XX || \
-		     OMAP44XX || OMAP54XX || AM33XX || AM43XX || TARGET_SIFIVE_FU540
+		     OMAP44XX || OMAP54XX || AM33XX || AM43XX || \
+		     TARGET_SIFIVE_UNLEASHED
 	help
 	  Use sector number for specifying U-Boot location on MMC/SD in
 	  raw mode.
@@ -347,7 +348,7 @@
 	default 0x300 if ARCH_ZYNQ || ARCH_KEYSTONE || OMAP34XX || OMAP44XX || \
 		         OMAP54XX || AM33XX || AM43XX || ARCH_K3
 	default 0x4000 if ARCH_ROCKCHIP
-	default 0x822 if TARGET_SIFIVE_FU540
+	default 0x822 if TARGET_SIFIVE_UNLEASHED
 	help
 	  Address on the MMC to load U-Boot from, when the MMC is being used
 	  in raw mode. Units: MMC sectors (1 sector = 512 bytes).
diff --git a/configs/sifive_fu540_defconfig b/configs/sifive_unleashed_defconfig
similarity index 95%
rename from configs/sifive_fu540_defconfig
rename to configs/sifive_unleashed_defconfig
index cabd3b1..62416a7 100644
--- a/configs/sifive_fu540_defconfig
+++ b/configs/sifive_unleashed_defconfig
@@ -8,7 +8,7 @@
 CONFIG_SPL_SPI_FLASH_SUPPORT=y
 CONFIG_SPL_SPI_SUPPORT=y
 CONFIG_DEFAULT_DEVICE_TREE="hifive-unleashed-a00"
-CONFIG_TARGET_SIFIVE_FU540=y
+CONFIG_TARGET_SIFIVE_UNLEASHED=y
 CONFIG_ARCH_RV64I=y
 CONFIG_RISCV_SMODE=y
 CONFIG_DISTRO_DEFAULTS=y
diff --git a/doc/board/sifive/index.rst b/doc/board/sifive/index.rst
index ad614c9..ed7eacf 100644
--- a/doc/board/sifive/index.rst
+++ b/doc/board/sifive/index.rst
@@ -6,4 +6,4 @@
 .. toctree::
    :maxdepth: 2
 
-   fu540
+   unleashed
diff --git a/doc/board/sifive/fu540.rst b/doc/board/sifive/unleashed.rst
similarity index 100%
rename from doc/board/sifive/fu540.rst
rename to doc/board/sifive/unleashed.rst
diff --git a/drivers/ram/sifive/Kconfig b/drivers/ram/sifive/Kconfig
index 6aca22a..08de692 100644
--- a/drivers/ram/sifive/Kconfig
+++ b/drivers/ram/sifive/Kconfig
@@ -8,6 +8,6 @@
 config SIFIVE_FU540_DDR
 	bool "SiFive FU540 DDR driver"
 	depends on RAM_SIFIVE
-	default y if TARGET_SIFIVE_FU540
+	default y if TARGET_SIFIVE_UNLEASHED
 	help
 	  This enables DDR support for the platforms based on SiFive FU540 SoC.
diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig
index f5b3f88..019565f 100644
--- a/drivers/reset/Kconfig
+++ b/drivers/reset/Kconfig
@@ -166,7 +166,7 @@
 
 config RESET_SIFIVE
 	bool "Reset Driver for SiFive SoC's"
-	depends on DM_RESET && CLK_SIFIVE_FU540_PRCI && TARGET_SIFIVE_FU540
+	depends on DM_RESET && CLK_SIFIVE_FU540_PRCI && TARGET_SIFIVE_UNLEASHED
 	default y
 	help
 	  PRCI module within SiFive SoC's provides mechanism to reset
diff --git a/include/configs/sifive-fu540.h b/include/configs/sifive-unleashed.h
similarity index 100%
rename from include/configs/sifive-fu540.h
rename to include/configs/sifive-unleashed.h